【简答题】Not many 17-year-old girls know how to solder (焊) copper pipes together or light a pilot light. These are 1 I’ve learned as an assistant to my 2 in his plumbing (管道) business. My summer job deals with...
【简答题】5 Cross out one word which is wrong. Write
the correct word at the end. ► I haven’t got central heating; I need a
plumber to repair a new system. install 1 Our estate agent made the arrangem...
【单选题】允许管道纵向轴线交错3—5mm或交错一个较小的角度的接口属于( )。
【简答题】The plumber went down to the cellar to fix the _________ pipe. 2. There is a _________ between his two front teeth. 3. You will _________ your health if you smoke. 4. Her boss is giving her ____...